碳中和周报（第185期）丨中方将派高级别代表团参加COP30；一季度粤港澳绿证绿电交易达780亿千瓦时

Policy Developments - China will send a high-level delegation to participate in COP30 in Brazil, emphasizing the importance of sustainable development and multilateralism [4] - The joint statement between China and Brazil highlights the commitment to addressing climate change impacts on developing countries [4] Regional Dynamics - In the first quarter, the Guangdong-Hong Kong-Macao Greater Bay Area recorded a green certificate trading volume of 780 billion kilowatt-hours, representing a 16-fold year-on-year increase [5] - The region's green certificate market is leading nationally, with a total trading volume of 1.329 trillion kilowatt-hours, showing a tenfold annual growth rate [5][6] Corporate Practices - Envision Energy plans to establish the first zero-carbon industrial park in Latin America, focusing on bio-jet fuel and green hydrogen technologies [9] - Hitachi Energy will deliver the world's first 550 kV SF₆-free GIS to State Grid Corporation, contributing to the decarbonization of the power grid [10] - Tetra Pak showcased its end-to-end solutions for ready-to-drink high-protein products, emphasizing sustainable innovation in food and beverage packaging [11]